Finding the Third Proportional to 50,997 and 71,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,997 : 71,687.50 = 71,687.50 : x
2. Step 2: Convert to fraction form
   50,997/71,687.50 = 71,687.50/x
3. Step 3: Cross multiply
   50,997x = 71,687.50 × 71,687.50
4. Step 4: Simplify right side
   50,997x = 5,139,097,656.25
5. Step 5: Solve for x
   x = 5,139,097,656.25/50,997
6. Step 6: Final answer
   x = 100,772.55